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NFI2

forest area: rockfall SilvaProtect, modelled and assigned · time of last treatment (classes of 10 years) · canton
unit: 1000 ha
unit of evaluation: accessible forest excluding shrub forest
grid: terrestrial grid NFI2
state 1993/95
rockfall SilvaProtect, modelled and assigned
inside perimeteroutside perimetertotal
cantontime of last treatment (classes of 10 years)1000 ha± %1000 ha± %1000 ha± %
AGn/a..4.5204.520
less than 10 years ago..32.6532.65
11-20 years ago..8.0148.014
21-30 years ago..1.9311.931
31-40 years ago..0.9440.944
41-50 years ago..0.6580.658
over 50 years ago..0.7500.750
total..49.1249.12
AIn/a..0.8420.842
less than 10 years ago..1.3321.332
11-20 years ago..1.6271.627
21-30 years ago..1.0381.038
31-40 years ago......
41-50 years ago..0.3700.370
over 50 years ago..0.21000.2100
total..5.275.27
ARn/a..1.1361.136
less than 10 years ago..3.5173.517
11-20 years ago..2.3242.324
21-30 years ago..0.8430.843
31-40 years ago..0.21000.2100
41-50 years ago......
over 50 years ago..0.3700.370
total..8.268.26
BEn/a0.55818.7919.39
less than 10 years ago2.03075.1477.14
11-20 years ago0.94537.1638.06
21-30 years ago0.210013.61113.711
31-40 years ago0.5586.2176.816
41-50 years ago0.4712.7263.024
over 50 years ago..9.3149.314
total4.520162.72167.22
BL/BSn/a..2.1292.129
less than 10 years ago0.21008.7128.912
11-20 years ago0.21006.5156.714
21-30 years ago..1.2401.240
31-40 years ago..1.2401.240
41-50 years ago..0.21000.2100
over 50 years ago..0.21000.2100
total0.47020.1420.54
FRn/a..4.8194.819
less than 10 years ago..18.0818.08
11-20 years ago..8.9138.913
21-30 years ago..5.2185.218
31-40 years ago..1.8311.831
41-50 years ago..1.3371.337
over 50 years ago..2.2282.228
total..42.2342.23
GEn/a..0.7530.753
less than 10 years ago..0.7570.757
11-20 years ago......
21-30 years ago..0.21000.2100
31-40 years ago..0.21000.2100
41-50 years ago..0.7530.753
over 50 years ago......
total..2.7182.718
GLn/a..2.5262.526
less than 10 years ago0.9443.8204.717
11-20 years ago0.5573.1223.720
21-30 years ago..1.2371.237
31-40 years ago0.3701.0401.434
41-50 years ago..0.5570.557
over 50 years ago0.3701.4351.831
total2.12813.6815.77
GRn/a0.55819.9920.49
less than 10 years ago1.04140.8641.96
11-20 years ago1.04130.3731.37
21-30 years ago0.75013.71114.411
31-40 years ago0.75011.61212.311
41-50 years ago0.21008.4148.614
over 50 years ago1.43530.9732.37
total5.517155.72161.22
JUn/a..3.6213.621
less than 10 years ago0.47112.41012.810
11-20 years ago0.210010.31110.511
21-30 years ago0.21003.4223.621
31-40 years ago..1.4351.435
41-50 years ago0.21000.5570.750
over 50 years ago0.21001.2371.435
total1.14032.9333.93
LUn/a..5.2175.217
less than 10 years ago..17.9817.98
11-20 years ago..11.51111.511
21-30 years ago..4.0204.020
31-40 years ago..0.7500.750
41-50 years ago......
over 50 years ago..1.7311.731
total..41.0341.03
NEn/a..3.2233.223
less than 10 years ago..18.7618.76
11-20 years ago..4.6184.618
21-30 years ago..1.2371.237
31-40 years ago..0.4710.471
41-50 years ago..0.4700.470
over 50 years ago0.21000.21000.470
total0.210028.5328.73
NWn/a0.4700.8481.239
less than 10 years ago..3.5193.519
11-20 years ago..1.2381.238
21-30 years ago......
31-40 years ago......
41-50 years ago0.21000.4700.656
over 50 years ago..1.4351.435
total0.6567.287.87
OWn/a..2.4262.426
less than 10 years ago0.21005.8156.014
11-20 years ago..3.8203.820
21-30 years ago..1.7301.730
31-40 years ago..1.2371.237
41-50 years ago..0.9440.944
over 50 years ago0.21002.9233.122
total0.37018.8419.14
SGn/a..7.2157.215
less than 10 years ago0.210019.6819.78
11-20 years ago0.75012.91113.610
21-30 years ago0.21003.8214.020
31-40 years ago0.21002.1282.327
41-50 years ago..2.3272.327
over 50 years ago0.21004.5194.719
total1.43552.4353.83
SHn/a..1.3371.337
less than 10 years ago..7.2117.211
11-20 years ago..3.8203.820
21-30 years ago..0.21000.2100
31-40 years ago..0.21000.2100
41-50 years ago..0.21000.2100
over 50 years ago......
total..13.0413.04
SOn/a0.3713.6214.020
less than 10 years ago0.210017.1717.37
11-20 years ago0.21007.7147.813
21-30 years ago..1.4351.435
31-40 years ago0.21000.9441.040
41-50 years ago..0.21000.2100
over 50 years ago0.21000.5570.750
total1.04031.4332.43
SZn/a0.21003.4223.622
less than 10 years ago0.5579.51210.011
11-20 years ago..5.5175.517
21-30 years ago..2.7252.725
31-40 years ago0.21002.1282.327
41-50 years ago..1.6331.633
over 50 years ago..2.5262.526
total0.94427.3428.24
TGn/a..1.8291.829
less than 10 years ago..13.2813.28
11-20 years ago..4.9174.917
21-30 years ago..0.7490.749
31-40 years ago......
41-50 years ago......
over 50 years ago..0.3710.371
total..20.9420.94
TIn/a0.75011.21212.012
less than 10 years ago0.210010.21310.413
11-20 years ago0.5589.81310.413
21-30 years ago0.7508.6149.313
31-40 years ago0.5589.51310.013
41-50 years ago1.23812.81114.111
over 50 years ago3.62239.6643.15
total7.515101.72109.22
URn/a0.21002.9243.123
less than 10 years ago0.5574.6195.117
11-20 years ago0.4701.5341.831
21-30 years ago0.9441.5352.427
31-40 years ago0.21000.4700.557
41-50 years ago..0.5570.557
over 50 years ago0.7492.4273.123
total2.92413.7916.67
VDn/a0.210012.31112.511
less than 10 years ago..41.1541.15
11-20 years ago..17.8917.89
21-30 years ago..10.71210.712
31-40 years ago..4.1214.121
41-50 years ago0.4712.5272.825
over 50 years ago0.21007.1157.215
total0.75095.5296.22
VSn/a0.37113.31113.711
less than 10 years ago1.53317.5919.19
11-20 years ago1.04112.81113.811
21-30 years ago1.04112.01113.011
31-40 years ago0.84511.01211.811
41-50 years ago0.21008.6148.813
over 50 years ago1.93021.2823.18
total6.81596.53103.32
ZGn/a..0.8420.842
less than 10 years ago..3.5153.515
11-20 years ago..1.0381.038
21-30 years ago..0.3700.370
31-40 years ago......
41-50 years ago......
over 50 years ago..0.21000.2100
total..5.865.86
ZHn/a..6.2166.216
less than 10 years ago..32.8532.85
11-20 years ago..7.6147.614
21-30 years ago..2.1282.128
31-40 years ago..0.7500.750
41-50 years ago......
over 50 years ago..0.4710.471
total..49.9249.92
Switzerlandn/a3.423134.63138.03
less than 10 years ago7.715419.32427.02
11-20 years ago5.618214.43220.13
21-30 years ago3.92193.0496.94
31-40 years ago3.72257.8561.45
41-50 years ago2.72645.6648.36
over 50 years ago8.914131.43140.33
total35.971096.111131.91

calculated by unit of reference: canton

© WSL, Swiss National Forest Inventory, 04.11.2014 #157300/143679
search result: 1 entry on 1 page

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